291295000

素因数分解:

$2^3\times 5^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:215

約数の個数: 160

約数和(自身を含む): 759132000

約数和(自身を除く): 467837000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 25, 34, 40, 46, 50, 68, 85, 92, 100, 115, 125, 136, 149, 170, 184, 200, 230, 250, 298, 340, 391, 425, 460, 500, 575, 596, 625, 680, 745, 782, 850, 920, 1000, 1150, 1192, 1250, 1490, 1564, 1700, 1955, 2125, 2300, 2500, 2533, 2875, 2980, 3128, 3400, 3427, 3725, 3910, 4250, 4600, 5000, 5066, 5750, 5960, 6854, 7450, 7820, 8500, 9775, 10132, 10625, 11500, 12665, 13708, 14375, 14900, 15640, 17000, 17135, 18625, 19550, 20264, 21250, 23000, 25330, 27416, 28750, 29800, 34270, 37250, 39100, 42500, 48875, 50660, 57500, 58259, 63325, 68540, 74500, 78200, 85000, 85675, 93125, 97750, 101320, 115000, 116518, 126650, 137080, 149000, 171350, 186250, 195500, 233036, 244375, 253300, 291295, 316625, 342700, 372500, 391000, 428375, 466072, 488750, 506600, 582590, 633250, 685400, 745000, 856750, 977500, 1165180, 1266500, 1456475, 1583125, 1713500, 1955000, 2141875, 2330360, 2533000, 2912950, 3166250, 3427000, 4283750, 5825900, 6332500, 7282375, 8567500, 11651800, 12665000, 14564750, 17135000, 29129500, 36411875, 58259000, 72823750, 145647500, 291295000]

約数ペア:

[(1, 291295000), (2, 145647500), (4, 72823750), (5, 58259000), (8, 36411875), (10, 29129500), (17, 17135000), (20, 14564750), (23, 12665000), (25, 11651800), (34, 8567500), (40, 7282375), (46, 6332500), (50, 5825900), (68, 4283750), (85, 3427000), (92, 3166250), (100, 2912950), (115, 2533000), (125, 2330360), (136, 2141875), (149, 1955000), (170, 1713500), (184, 1583125), (200, 1456475), (230, 1266500), (250, 1165180), (298, 977500), (340, 856750), (391, 745000), (425, 685400), (460, 633250), (500, 582590), (575, 506600), (596, 488750), (625, 466072), (680, 428375), (745, 391000), (782, 372500), (850, 342700), (920, 316625), (1000, 291295), (1150, 253300), (1192, 244375), (1250, 233036), (1490, 195500), (1564, 186250), (1700, 171350), (1955, 149000), (2125, 137080), (2300, 126650), (2500, 116518), (2533, 115000), (2875, 101320), (2980, 97750), (3128, 93125), (3400, 85675), (3427, 85000), (3725, 78200), (3910, 74500), (4250, 68540), (4600, 63325), (5000, 58259), (5066, 57500), (5750, 50660), (5960, 48875), (6854, 42500), (7450, 39100), (7820, 37250), (8500, 34270), (9775, 29800), (10132, 28750), (10625, 27416), (11500, 25330), (12665, 23000), (13708, 21250), (14375, 20264), (14900, 19550), (15640, 18625), (17000, 17135)]