15661996400

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{55697}}^1$

素因数の和:55771

約数の個数: 120

約数和(自身を含む): 40679591280

約数和(自身を除く): 25017594880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 37, 38, 40, 50, 74, 76, 80, 95, 100, 148, 152, 185, 190, 200, 296, 304, 370, 380, 400, 475, 592, 703, 740, 760, 925, 950, 1406, 1480, 1520, 1850, 1900, 2812, 2960, 3515, 3700, 3800, 5624, 7030, 7400, 7600, 11248, 14060, 14800, 17575, 28120, 35150, 55697, 56240, 70300, 111394, 140600, 222788, 278485, 281200, 445576, 556970, 891152, 1058243, 1113940, 1392425, 2060789, 2116486, 2227880, 2784850, 4121578, 4232972, 4455760, 5291215, 5569700, 8243156, 8465944, 10303945, 10582430, 11139400, 16486312, 16931888, 20607890, 21164860, 22278800, 26456075, 32972624, 39154991, 41215780, 42329720, 51519725, 52912150, 78309982, 82431560, 84659440, 103039450, 105824300, 156619964, 164863120, 195774955, 206078900, 211648600, 313239928, 391549910, 412157800, 423297200, 626479856, 783099820, 824315600, 978874775, 1566199640, 1957749550, 3132399280, 3915499100, 7830998200, 15661996400]

約数ペア:

[(1, 15661996400), (2, 7830998200), (4, 3915499100), (5, 3132399280), (8, 1957749550), (10, 1566199640), (16, 978874775), (19, 824315600), (20, 783099820), (25, 626479856), (37, 423297200), (38, 412157800), (40, 391549910), (50, 313239928), (74, 211648600), (76, 206078900), (80, 195774955), (95, 164863120), (100, 156619964), (148, 105824300), (152, 103039450), (185, 84659440), (190, 82431560), (200, 78309982), (296, 52912150), (304, 51519725), (370, 42329720), (380, 41215780), (400, 39154991), (475, 32972624), (592, 26456075), (703, 22278800), (740, 21164860), (760, 20607890), (925, 16931888), (950, 16486312), (1406, 11139400), (1480, 10582430), (1520, 10303945), (1850, 8465944), (1900, 8243156), (2812, 5569700), (2960, 5291215), (3515, 4455760), (3700, 4232972), (3800, 4121578), (5624, 2784850), (7030, 2227880), (7400, 2116486), (7600, 2060789), (11248, 1392425), (14060, 1113940), (14800, 1058243), (17575, 891152), (28120, 556970), (35150, 445576), (55697, 281200), (56240, 278485), (70300, 222788), (111394, 140600)]