259437760

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{26153}}^1$

素因数の和:26201

約数の個数: 56

約数和(自身を含む): 637739136

約数和(自身を除く): 378301376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 26153, 52306, 104612, 130765, 209224, 261530, 418448, 523060, 810743, 836896, 1046120, 1621486, 1673792, 2092240, 3242972, 4053715, 4184480, 6485944, 8107430, 8368960, 12971888, 16214860, 25943776, 32429720, 51887552, 64859440, 129718880, 259437760]

約数ペア:

[(1, 259437760), (2, 129718880), (4, 64859440), (5, 51887552), (8, 32429720), (10, 25943776), (16, 16214860), (20, 12971888), (31, 8368960), (32, 8107430), (40, 6485944), (62, 4184480), (64, 4053715), (80, 3242972), (124, 2092240), (155, 1673792), (160, 1621486), (248, 1046120), (310, 836896), (320, 810743), (496, 523060), (620, 418448), (992, 261530), (1240, 209224), (1984, 130765), (2480, 104612), (4960, 52306), (9920, 26153)]