2019948979425

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{6823}}^1\times {\mathrm{23357}}^1$

素因数の和:30219

約数の個数: 72

約数和(自身を含む): 3616991158464

約数和(自身を除く): 1597042179039

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 169, 195, 325, 507, 845, 975, 2535, 4225, 6823, 12675, 20469, 23357, 34115, 70071, 88699, 102345, 116785, 170575, 266097, 303641, 350355, 443495, 511725, 583925, 910923, 1153087, 1330485, 1518205, 1751775, 2217475, 3459261, 3947333, 4554615, 5765435, 6652425, 7591025, 11841999, 17296305, 19736665, 22773075, 28827175, 59209995, 86481525, 98683325, 159364811, 296049975, 478094433, 796824055, 2071742543, 2390472165, 3984120275, 6215227629, 10358712715, 11952360825, 26932653059, 31076138145, 51793563575, 80797959177, 134663265295, 155380690725, 403989795885, 673316326475, 2019948979425]

約数ペア:

[(1, 2019948979425), (3, 673316326475), (5, 403989795885), (13, 155380690725), (15, 134663265295), (25, 80797959177), (39, 51793563575), (65, 31076138145), (75, 26932653059), (169, 11952360825), (195, 10358712715), (325, 6215227629), (507, 3984120275), (845, 2390472165), (975, 2071742543), (2535, 796824055), (4225, 478094433), (6823, 296049975), (12675, 159364811), (20469, 98683325), (23357, 86481525), (34115, 59209995), (70071, 28827175), (88699, 22773075), (102345, 19736665), (116785, 17296305), (170575, 11841999), (266097, 7591025), (303641, 6652425), (350355, 5765435), (443495, 4554615), (511725, 3947333), (583925, 3459261), (910923, 2217475), (1153087, 1751775), (1330485, 1518205)]