205125050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:288

約数の個数: 96

約数和(自身を含む): 433097280

約数和(自身を除く): 227972230

約数列:

[1, 2, 5, 10, 13, 25, 26, 41, 43, 50, 65, 82, 86, 130, 179, 205, 215, 325, 358, 410, 430, 533, 559, 650, 895, 1025, 1066, 1075, 1118, 1763, 1790, 2050, 2150, 2327, 2665, 2795, 3526, 4475, 4654, 5330, 5590, 7339, 7697, 8815, 8950, 11635, 13325, 13975, 14678, 15394, 17630, 22919, 23270, 26650, 27950, 36695, 38485, 44075, 45838, 58175, 73390, 76970, 88150, 95407, 100061, 114595, 116350, 183475, 190814, 192425, 200122, 229190, 315577, 366950, 384850, 477035, 500305, 572975, 631154, 954070, 1000610, 1145950, 1577885, 2385175, 2501525, 3155770, 4102501, 4770350, 5003050, 7889425, 8205002, 15778850, 20512505, 41025010, 102562525, 205125050]

約数ペア:

[(1, 205125050), (2, 102562525), (5, 41025010), (10, 20512505), (13, 15778850), (25, 8205002), (26, 7889425), (41, 5003050), (43, 4770350), (50, 4102501), (65, 3155770), (82, 2501525), (86, 2385175), (130, 1577885), (179, 1145950), (205, 1000610), (215, 954070), (325, 631154), (358, 572975), (410, 500305), (430, 477035), (533, 384850), (559, 366950), (650, 315577), (895, 229190), (1025, 200122), (1066, 192425), (1075, 190814), (1118, 183475), (1763, 116350), (1790, 114595), (2050, 100061), (2150, 95407), (2327, 88150), (2665, 76970), (2795, 73390), (3526, 58175), (4475, 45838), (4654, 44075), (5330, 38485), (5590, 36695), (7339, 27950), (7697, 26650), (8815, 23270), (8950, 22919), (11635, 17630), (13325, 15394), (13975, 14678)]