394295200

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1223}}^1$

素因数の和:1287

約数の個数: 144

約数和(自身を含む): 1070931456

約数和(自身を除く): 676636256

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 65, 80, 100, 104, 124, 130, 155, 160, 200, 208, 248, 260, 310, 325, 400, 403, 416, 496, 520, 620, 650, 775, 800, 806, 992, 1040, 1223, 1240, 1300, 1550, 1612, 2015, 2080, 2446, 2480, 2600, 3100, 3224, 4030, 4892, 4960, 5200, 6115, 6200, 6448, 8060, 9784, 10075, 10400, 12230, 12400, 12896, 15899, 16120, 19568, 20150, 24460, 24800, 30575, 31798, 32240, 37913, 39136, 40300, 48920, 61150, 63596, 64480, 75826, 79495, 80600, 97840, 122300, 127192, 151652, 158990, 161200, 189565, 195680, 244600, 254384, 303304, 317980, 322400, 379130, 397475, 489200, 492869, 508768, 606608, 635960, 758260, 794950, 947825, 978400, 985738, 1213216, 1271920, 1516520, 1589900, 1895650, 1971476, 2464345, 2543840, 3033040, 3179800, 3791300, 3942952, 4928690, 6066080, 6359600, 7582600, 7885904, 9857380, 12321725, 12719200, 15165200, 15771808, 19714760, 24643450, 30330400, 39429520, 49286900, 78859040, 98573800, 197147600, 394295200]

約数ペア:

[(1, 394295200), (2, 197147600), (4, 98573800), (5, 78859040), (8, 49286900), (10, 39429520), (13, 30330400), (16, 24643450), (20, 19714760), (25, 15771808), (26, 15165200), (31, 12719200), (32, 12321725), (40, 9857380), (50, 7885904), (52, 7582600), (62, 6359600), (65, 6066080), (80, 4928690), (100, 3942952), (104, 3791300), (124, 3179800), (130, 3033040), (155, 2543840), (160, 2464345), (200, 1971476), (208, 1895650), (248, 1589900), (260, 1516520), (310, 1271920), (325, 1213216), (400, 985738), (403, 978400), (416, 947825), (496, 794950), (520, 758260), (620, 635960), (650, 606608), (775, 508768), (800, 492869), (806, 489200), (992, 397475), (1040, 379130), (1223, 322400), (1240, 317980), (1300, 303304), (1550, 254384), (1612, 244600), (2015, 195680), (2080, 189565), (2446, 161200), (2480, 158990), (2600, 151652), (3100, 127192), (3224, 122300), (4030, 97840), (4892, 80600), (4960, 79495), (5200, 75826), (6115, 64480), (6200, 63596), (6448, 61150), (8060, 48920), (9784, 40300), (10075, 39136), (10400, 37913), (12230, 32240), (12400, 31798), (12896, 30575), (15899, 24800), (16120, 24460), (19568, 20150)]