25304240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{839}}^1$

素因数の和:894

約数の個数: 80

約数和(自身を含む): 65620800

約数和(自身を除く): 40316560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 52, 58, 65, 80, 104, 116, 130, 145, 208, 232, 260, 290, 377, 464, 520, 580, 754, 839, 1040, 1160, 1508, 1678, 1885, 2320, 3016, 3356, 3770, 4195, 6032, 6712, 7540, 8390, 10907, 13424, 15080, 16780, 21814, 24331, 30160, 33560, 43628, 48662, 54535, 67120, 87256, 97324, 109070, 121655, 174512, 194648, 218140, 243310, 316303, 389296, 436280, 486620, 632606, 872560, 973240, 1265212, 1581515, 1946480, 2530424, 3163030, 5060848, 6326060, 12652120, 25304240]

約数ペア:

[(1, 25304240), (2, 12652120), (4, 6326060), (5, 5060848), (8, 3163030), (10, 2530424), (13, 1946480), (16, 1581515), (20, 1265212), (26, 973240), (29, 872560), (40, 632606), (52, 486620), (58, 436280), (65, 389296), (80, 316303), (104, 243310), (116, 218140), (130, 194648), (145, 174512), (208, 121655), (232, 109070), (260, 97324), (290, 87256), (377, 67120), (464, 54535), (520, 48662), (580, 43628), (754, 33560), (839, 30160), (1040, 24331), (1160, 21814), (1508, 16780), (1678, 15080), (1885, 13424), (2320, 10907), (3016, 8390), (3356, 7540), (3770, 6712), (4195, 6032)]