1985280400

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{1613}}^1$

素因数の和:1829

約数の個数: 120

約数和(自身を含む): 5081252904

約数和(自身を除く): 3095972504

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 181, 200, 272, 340, 362, 400, 425, 680, 724, 850, 905, 1360, 1448, 1613, 1700, 1810, 2896, 3077, 3226, 3400, 3620, 4525, 6154, 6452, 6800, 7240, 8065, 9050, 12308, 12904, 14480, 15385, 16130, 18100, 24616, 25808, 27421, 30770, 32260, 36200, 40325, 49232, 54842, 61540, 64520, 72400, 76925, 80650, 109684, 123080, 129040, 137105, 153850, 161300, 219368, 246160, 274210, 291953, 307700, 322600, 438736, 548420, 583906, 615400, 645200, 685525, 1096840, 1167812, 1230800, 1371050, 1459765, 2193680, 2335624, 2742100, 2919530, 4671248, 4963201, 5484200, 5839060, 7298825, 9926402, 10968400, 11678120, 14597650, 19852804, 23356240, 24816005, 29195300, 39705608, 49632010, 58390600, 79411216, 99264020, 116781200, 124080025, 198528040, 248160050, 397056080, 496320100, 992640200, 1985280400]

約数ペア:

[(1, 1985280400), (2, 992640200), (4, 496320100), (5, 397056080), (8, 248160050), (10, 198528040), (16, 124080025), (17, 116781200), (20, 99264020), (25, 79411216), (34, 58390600), (40, 49632010), (50, 39705608), (68, 29195300), (80, 24816005), (85, 23356240), (100, 19852804), (136, 14597650), (170, 11678120), (181, 10968400), (200, 9926402), (272, 7298825), (340, 5839060), (362, 5484200), (400, 4963201), (425, 4671248), (680, 2919530), (724, 2742100), (850, 2335624), (905, 2193680), (1360, 1459765), (1448, 1371050), (1613, 1230800), (1700, 1167812), (1810, 1096840), (2896, 685525), (3077, 645200), (3226, 615400), (3400, 583906), (3620, 548420), (4525, 438736), (6154, 322600), (6452, 307700), (6800, 291953), (7240, 274210), (8065, 246160), (9050, 219368), (12308, 161300), (12904, 153850), (14480, 137105), (15385, 129040), (16130, 123080), (18100, 109684), (24616, 80650), (25808, 76925), (27421, 72400), (30770, 64520), (32260, 61540), (36200, 54842), (40325, 49232)]