79735100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:168

約数の個数: 108

約数和(自身を含む): 191862720

約数和(自身を除く): 112127620

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 31, 34, 50, 62, 68, 85, 89, 100, 124, 155, 170, 178, 289, 310, 340, 356, 425, 445, 527, 578, 620, 775, 850, 890, 1054, 1156, 1445, 1513, 1550, 1700, 1780, 2108, 2225, 2635, 2759, 2890, 3026, 3100, 4450, 5270, 5518, 5780, 6052, 7225, 7565, 8900, 8959, 10540, 11036, 13175, 13795, 14450, 15130, 17918, 25721, 26350, 27590, 28900, 30260, 35836, 37825, 44795, 46903, 51442, 52700, 55180, 68975, 75650, 89590, 93806, 102884, 128605, 137950, 151300, 179180, 187612, 223975, 234515, 257210, 275900, 447950, 469030, 514420, 643025, 797351, 895900, 938060, 1172575, 1286050, 1594702, 2345150, 2572100, 3189404, 3986755, 4690300, 7973510, 15947020, 19933775, 39867550, 79735100]

約数ペア:

[(1, 79735100), (2, 39867550), (4, 19933775), (5, 15947020), (10, 7973510), (17, 4690300), (20, 3986755), (25, 3189404), (31, 2572100), (34, 2345150), (50, 1594702), (62, 1286050), (68, 1172575), (85, 938060), (89, 895900), (100, 797351), (124, 643025), (155, 514420), (170, 469030), (178, 447950), (289, 275900), (310, 257210), (340, 234515), (356, 223975), (425, 187612), (445, 179180), (527, 151300), (578, 137950), (620, 128605), (775, 102884), (850, 93806), (890, 89590), (1054, 75650), (1156, 68975), (1445, 55180), (1513, 52700), (1550, 51442), (1700, 46903), (1780, 44795), (2108, 37825), (2225, 35836), (2635, 30260), (2759, 28900), (2890, 27590), (3026, 26350), (3100, 25721), (4450, 17918), (5270, 15130), (5518, 14450), (5780, 13795), (6052, 13175), (7225, 11036), (7565, 10540), (8900, 8959)]