7138537900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{30677}}^1$

素因数の和:30883

約数の個数: 72

約数和(自身を含む): 16775957520

約数和(自身を除く): 9637419620

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 179, 260, 325, 358, 650, 716, 895, 1300, 1790, 2327, 3580, 4475, 4654, 8950, 9308, 11635, 17900, 23270, 30677, 46540, 58175, 61354, 116350, 122708, 153385, 232700, 306770, 398801, 613540, 766925, 797602, 1533850, 1595204, 1994005, 3067700, 3988010, 5491183, 7976020, 9970025, 10982366, 19940050, 21964732, 27455915, 39880100, 54911830, 71385379, 109823660, 137279575, 142770758, 274559150, 285541516, 356926895, 549118300, 713853790, 1427707580, 1784634475, 3569268950, 7138537900]

約数ペア:

[(1, 7138537900), (2, 3569268950), (4, 1784634475), (5, 1427707580), (10, 713853790), (13, 549118300), (20, 356926895), (25, 285541516), (26, 274559150), (50, 142770758), (52, 137279575), (65, 109823660), (100, 71385379), (130, 54911830), (179, 39880100), (260, 27455915), (325, 21964732), (358, 19940050), (650, 10982366), (716, 9970025), (895, 7976020), (1300, 5491183), (1790, 3988010), (2327, 3067700), (3580, 1994005), (4475, 1595204), (4654, 1533850), (8950, 797602), (9308, 766925), (11635, 613540), (17900, 398801), (23270, 306770), (30677, 232700), (46540, 153385), (58175, 122708), (61354, 116350)]