65301080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:213

約数の個数: 128

約数和(自身を含む): 171460800

約数和(自身を除く): 106159720

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 83, 85, 89, 104, 130, 136, 166, 170, 178, 221, 260, 332, 340, 356, 415, 442, 445, 520, 664, 680, 712, 830, 884, 890, 1079, 1105, 1157, 1411, 1513, 1660, 1768, 1780, 2158, 2210, 2314, 2822, 3026, 3320, 3560, 4316, 4420, 4628, 5395, 5644, 5785, 6052, 7055, 7387, 7565, 8632, 8840, 9256, 10790, 11288, 11570, 12104, 14110, 14774, 15130, 18343, 19669, 21580, 23140, 28220, 29548, 30260, 36686, 36935, 39338, 43160, 46280, 56440, 59096, 60520, 73372, 73870, 78676, 91715, 96031, 98345, 125579, 146744, 147740, 157352, 183430, 192062, 196690, 251158, 295480, 366860, 384124, 393380, 480155, 502316, 627895, 733720, 768248, 786760, 960310, 1004632, 1255790, 1632527, 1920620, 2511580, 3265054, 3841240, 5023160, 6530108, 8162635, 13060216, 16325270, 32650540, 65301080]

約数ペア:

[(1, 65301080), (2, 32650540), (4, 16325270), (5, 13060216), (8, 8162635), (10, 6530108), (13, 5023160), (17, 3841240), (20, 3265054), (26, 2511580), (34, 1920620), (40, 1632527), (52, 1255790), (65, 1004632), (68, 960310), (83, 786760), (85, 768248), (89, 733720), (104, 627895), (130, 502316), (136, 480155), (166, 393380), (170, 384124), (178, 366860), (221, 295480), (260, 251158), (332, 196690), (340, 192062), (356, 183430), (415, 157352), (442, 147740), (445, 146744), (520, 125579), (664, 98345), (680, 96031), (712, 91715), (830, 78676), (884, 73870), (890, 73372), (1079, 60520), (1105, 59096), (1157, 56440), (1411, 46280), (1513, 43160), (1660, 39338), (1768, 36935), (1780, 36686), (2158, 30260), (2210, 29548), (2314, 28220), (2822, 23140), (3026, 21580), (3320, 19669), (3560, 18343), (4316, 15130), (4420, 14774), (4628, 14110), (5395, 12104), (5644, 11570), (5785, 11288), (6052, 10790), (7055, 9256), (7387, 8840), (7565, 8632)]