53704400

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:181

約数の個数: 120

約数和(自身を含む): 137276928

約数和(自身を除く): 83572528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 61, 62, 71, 80, 100, 122, 124, 142, 155, 200, 244, 248, 284, 305, 310, 355, 400, 488, 496, 568, 610, 620, 710, 775, 976, 1136, 1220, 1240, 1420, 1525, 1550, 1775, 1891, 2201, 2440, 2480, 2840, 3050, 3100, 3550, 3782, 4331, 4402, 4880, 5680, 6100, 6200, 7100, 7564, 8662, 8804, 9455, 11005, 12200, 12400, 14200, 15128, 17324, 17608, 18910, 21655, 22010, 24400, 28400, 30256, 34648, 35216, 37820, 43310, 44020, 47275, 55025, 69296, 75640, 86620, 88040, 94550, 108275, 110050, 134261, 151280, 173240, 176080, 189100, 216550, 220100, 268522, 346480, 378200, 433100, 440200, 537044, 671305, 756400, 866200, 880400, 1074088, 1342610, 1732400, 2148176, 2685220, 3356525, 5370440, 6713050, 10740880, 13426100, 26852200, 53704400]

約数ペア:

[(1, 53704400), (2, 26852200), (4, 13426100), (5, 10740880), (8, 6713050), (10, 5370440), (16, 3356525), (20, 2685220), (25, 2148176), (31, 1732400), (40, 1342610), (50, 1074088), (61, 880400), (62, 866200), (71, 756400), (80, 671305), (100, 537044), (122, 440200), (124, 433100), (142, 378200), (155, 346480), (200, 268522), (244, 220100), (248, 216550), (284, 189100), (305, 176080), (310, 173240), (355, 151280), (400, 134261), (488, 110050), (496, 108275), (568, 94550), (610, 88040), (620, 86620), (710, 75640), (775, 69296), (976, 55025), (1136, 47275), (1220, 44020), (1240, 43310), (1420, 37820), (1525, 35216), (1550, 34648), (1775, 30256), (1891, 28400), (2201, 24400), (2440, 22010), (2480, 21655), (2840, 18910), (3050, 17608), (3100, 17324), (3550, 15128), (3782, 14200), (4331, 12400), (4402, 12200), (4880, 11005), (5680, 9455), (6100, 8804), (6200, 8662), (7100, 7564)]