501533528020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1\times {\mathrm{128599}}^1$

素因数の和:129017

約数の個数: 96

約数和(自身を含む): 1221103296000

約数和(自身を除く): 719569767980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 313, 356, 445, 623, 626, 890, 1246, 1252, 1565, 1780, 2191, 2492, 3115, 3130, 4382, 6230, 6260, 8764, 10955, 12460, 21910, 27857, 43820, 55714, 111428, 128599, 139285, 194999, 257198, 278570, 389998, 514396, 557140, 642995, 779996, 900193, 974995, 1285990, 1800386, 1949990, 2571980, 3600772, 3899980, 4500965, 9001930, 11445311, 18003860, 22890622, 40251487, 45781244, 57226555, 80117177, 80502974, 114453110, 160234354, 161005948, 201257435, 228906220, 281760409, 320468708, 400585885, 402514870, 563520818, 801171770, 805029740, 1127041636, 1408802045, 1602343540, 2817604090, 3582382343, 5635208180, 7164764686, 14329529372, 17911911715, 25076676401, 35823823430, 50153352802, 71647646860, 100306705604, 125383382005, 250766764010, 501533528020]

約数ペア:

[(1, 501533528020), (2, 250766764010), (4, 125383382005), (5, 100306705604), (7, 71647646860), (10, 50153352802), (14, 35823823430), (20, 25076676401), (28, 17911911715), (35, 14329529372), (70, 7164764686), (89, 5635208180), (140, 3582382343), (178, 2817604090), (313, 1602343540), (356, 1408802045), (445, 1127041636), (623, 805029740), (626, 801171770), (890, 563520818), (1246, 402514870), (1252, 400585885), (1565, 320468708), (1780, 281760409), (2191, 228906220), (2492, 201257435), (3115, 161005948), (3130, 160234354), (4382, 114453110), (6230, 80502974), (6260, 80117177), (8764, 57226555), (10955, 45781244), (12460, 40251487), (21910, 22890622), (27857, 18003860), (43820, 11445311), (55714, 9001930), (111428, 4500965), (128599, 3899980), (139285, 3600772), (194999, 2571980), (257198, 1949990), (278570, 1800386), (389998, 1285990), (514396, 974995), (557140, 900193), (642995, 779996)]