210880650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{19801}}^1$

素因数の和:19887

約数の個数: 48

約数和(自身を含む): 530376768

約数和(自身を除く): 319496118

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 71, 75, 142, 150, 213, 355, 426, 710, 1065, 1775, 2130, 3550, 5325, 10650, 19801, 39602, 59403, 99005, 118806, 198010, 297015, 495025, 594030, 990050, 1405871, 1485075, 2811742, 2970150, 4217613, 7029355, 8435226, 14058710, 21088065, 35146775, 42176130, 70293550, 105440325, 210880650]

約数ペア:

[(1, 210880650), (2, 105440325), (3, 70293550), (5, 42176130), (6, 35146775), (10, 21088065), (15, 14058710), (25, 8435226), (30, 7029355), (50, 4217613), (71, 2970150), (75, 2811742), (142, 1485075), (150, 1405871), (213, 990050), (355, 594030), (426, 495025), (710, 297015), (1065, 198010), (1775, 118806), (2130, 99005), (3550, 59403), (5325, 39602), (10650, 19801)]