1279682300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{503}}^1$

素因数の和:652

約数の個数: 144

約数和(自身を含む): 3184796160

約数和(自身を除く): 1905113860

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 103, 130, 190, 206, 247, 260, 325, 380, 412, 475, 494, 503, 515, 650, 950, 988, 1006, 1030, 1235, 1300, 1339, 1900, 1957, 2012, 2060, 2470, 2515, 2575, 2678, 3914, 4940, 5030, 5150, 5356, 6175, 6539, 6695, 7828, 9557, 9785, 10060, 10300, 12350, 12575, 13078, 13390, 19114, 19570, 24700, 25150, 25441, 26156, 26780, 32695, 33475, 38228, 39140, 47785, 48925, 50300, 50882, 51809, 65390, 66950, 95570, 97850, 101764, 103618, 124241, 127205, 130780, 133900, 163475, 191140, 195700, 207236, 238925, 248482, 254410, 259045, 326950, 477850, 496964, 508820, 518090, 621205, 636025, 653900, 673517, 955700, 984371, 1036180, 1242410, 1272050, 1295225, 1347034, 1968742, 2484820, 2544100, 2590450, 2694068, 3106025, 3367585, 3937484, 4921855, 5180900, 6212050, 6735170, 9843710, 12424100, 12796823, 13470340, 16837925, 19687420, 24609275, 25593646, 33675850, 49218550, 51187292, 63984115, 67351700, 98437100, 127968230, 255936460, 319920575, 639841150, 1279682300]

約数ペア:

[(1, 1279682300), (2, 639841150), (4, 319920575), (5, 255936460), (10, 127968230), (13, 98437100), (19, 67351700), (20, 63984115), (25, 51187292), (26, 49218550), (38, 33675850), (50, 25593646), (52, 24609275), (65, 19687420), (76, 16837925), (95, 13470340), (100, 12796823), (103, 12424100), (130, 9843710), (190, 6735170), (206, 6212050), (247, 5180900), (260, 4921855), (325, 3937484), (380, 3367585), (412, 3106025), (475, 2694068), (494, 2590450), (503, 2544100), (515, 2484820), (650, 1968742), (950, 1347034), (988, 1295225), (1006, 1272050), (1030, 1242410), (1235, 1036180), (1300, 984371), (1339, 955700), (1900, 673517), (1957, 653900), (2012, 636025), (2060, 621205), (2470, 518090), (2515, 508820), (2575, 496964), (2678, 477850), (3914, 326950), (4940, 259045), (5030, 254410), (5150, 248482), (5356, 238925), (6175, 207236), (6539, 195700), (6695, 191140), (7828, 163475), (9557, 133900), (9785, 130780), (10060, 127205), (10300, 124241), (12350, 103618), (12575, 101764), (13078, 97850), (13390, 95570), (19114, 66950), (19570, 65390), (24700, 51809), (25150, 50882), (25441, 50300), (26156, 48925), (26780, 47785), (32695, 39140), (33475, 38228)]