297071450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:720

約数の個数: 96

約数和(自身を含む): 641958912

約数和(自身を除く): 344887462

約数列:

[1, 2, 5, 10, 13, 23, 25, 26, 31, 46, 50, 62, 65, 115, 130, 155, 230, 299, 310, 325, 403, 575, 598, 641, 650, 713, 775, 806, 1150, 1282, 1426, 1495, 1550, 2015, 2990, 3205, 3565, 4030, 6410, 7130, 7475, 8333, 9269, 10075, 14743, 14950, 16025, 16666, 17825, 18538, 19871, 20150, 29486, 32050, 35650, 39742, 41665, 46345, 73715, 83330, 92690, 99355, 147430, 191659, 198710, 208325, 231725, 258323, 368575, 383318, 416650, 457033, 463450, 496775, 516646, 737150, 914066, 958295, 993550, 1291615, 1916590, 2285165, 2583230, 4570330, 4791475, 5941429, 6458075, 9582950, 11425825, 11882858, 12916150, 22851650, 29707145, 59414290, 148535725, 297071450]

約数ペア:

[(1, 297071450), (2, 148535725), (5, 59414290), (10, 29707145), (13, 22851650), (23, 12916150), (25, 11882858), (26, 11425825), (31, 9582950), (46, 6458075), (50, 5941429), (62, 4791475), (65, 4570330), (115, 2583230), (130, 2285165), (155, 1916590), (230, 1291615), (299, 993550), (310, 958295), (325, 914066), (403, 737150), (575, 516646), (598, 496775), (641, 463450), (650, 457033), (713, 416650), (775, 383318), (806, 368575), (1150, 258323), (1282, 231725), (1426, 208325), (1495, 198710), (1550, 191659), (2015, 147430), (2990, 99355), (3205, 92690), (3565, 83330), (4030, 73715), (6410, 46345), (7130, 41665), (7475, 39742), (8333, 35650), (9269, 32050), (10075, 29486), (14743, 20150), (14950, 19871), (16025, 18538), (16666, 17825)]