2023551775

素因数分解:

$5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{383}}^1$

素因数の和:653

約数の個数: 72

約数和(自身を含む): 3094087680

約数和(自身を除く): 1070535905

約数列:

[1, 5, 7, 19, 25, 35, 49, 95, 133, 175, 227, 245, 383, 475, 665, 931, 1135, 1225, 1589, 1915, 2681, 3325, 4313, 4655, 5675, 7277, 7945, 9575, 11123, 13405, 18767, 21565, 23275, 30191, 36385, 39725, 50939, 55615, 67025, 86941, 93835, 107825, 150955, 181925, 211337, 254695, 278075, 356573, 434705, 469175, 608587, 754775, 1056685, 1273475, 1651879, 1782865, 2173525, 3042935, 4260109, 5283425, 8259395, 8914325, 11563153, 15214675, 21300545, 41296975, 57815765, 80942071, 106502725, 289078825, 404710355, 2023551775]

約数ペア:

[(1, 2023551775), (5, 404710355), (7, 289078825), (19, 106502725), (25, 80942071), (35, 57815765), (49, 41296975), (95, 21300545), (133, 15214675), (175, 11563153), (227, 8914325), (245, 8259395), (383, 5283425), (475, 4260109), (665, 3042935), (931, 2173525), (1135, 1782865), (1225, 1651879), (1589, 1273475), (1915, 1056685), (2681, 754775), (3325, 608587), (4313, 469175), (4655, 434705), (5675, 356573), (7277, 278075), (7945, 254695), (9575, 211337), (11123, 181925), (13405, 150955), (18767, 107825), (21565, 93835), (23275, 86941), (30191, 67025), (36385, 55615), (39725, 50939)]