69399850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:272

約数の個数: 72

約数和(自身を含む): 143776512

約数和(自身を除く): 74376662

約数列:

[1, 2, 5, 10, 13, 25, 26, 43, 50, 65, 86, 130, 169, 191, 215, 325, 338, 382, 430, 559, 650, 845, 955, 1075, 1118, 1690, 1910, 2150, 2483, 2795, 4225, 4775, 4966, 5590, 7267, 8213, 8450, 9550, 12415, 13975, 14534, 16426, 24830, 27950, 32279, 36335, 41065, 62075, 64558, 72670, 82130, 106769, 124150, 161395, 181675, 205325, 213538, 322790, 363350, 410650, 533845, 806975, 1067690, 1387997, 1613950, 2669225, 2775994, 5338450, 6939985, 13879970, 34699925, 69399850]

約数ペア:

[(1, 69399850), (2, 34699925), (5, 13879970), (10, 6939985), (13, 5338450), (25, 2775994), (26, 2669225), (43, 1613950), (50, 1387997), (65, 1067690), (86, 806975), (130, 533845), (169, 410650), (191, 363350), (215, 322790), (325, 213538), (338, 205325), (382, 181675), (430, 161395), (559, 124150), (650, 106769), (845, 82130), (955, 72670), (1075, 64558), (1118, 62075), (1690, 41065), (1910, 36335), (2150, 32279), (2483, 27950), (2795, 24830), (4225, 16426), (4775, 14534), (4966, 13975), (5590, 12415), (7267, 9550), (8213, 8450)]