20165202460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{29059}}^1$

素因数の和:29255

約数の個数: 96

約数和(自身を含む): 48596224320

約数和(自身を除く): 28431021860

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 157, 170, 221, 260, 314, 340, 442, 628, 785, 884, 1105, 1570, 2041, 2210, 2669, 3140, 4082, 4420, 5338, 8164, 10205, 10676, 13345, 20410, 26690, 29059, 34697, 40820, 53380, 58118, 69394, 116236, 138788, 145295, 173485, 290590, 346970, 377767, 494003, 581180, 693940, 755534, 988006, 1511068, 1888835, 1976012, 2470015, 3777670, 4562263, 4940030, 6422039, 7555340, 9124526, 9880060, 12844078, 18249052, 22811315, 25688156, 32110195, 45622630, 59309419, 64220390, 77558471, 91245260, 118618838, 128440780, 155116942, 237237676, 296547095, 310233884, 387792355, 593094190, 775584710, 1008260123, 1186188380, 1551169420, 2016520246, 4033040492, 5041300615, 10082601230, 20165202460]

約数ペア:

[(1, 20165202460), (2, 10082601230), (4, 5041300615), (5, 4033040492), (10, 2016520246), (13, 1551169420), (17, 1186188380), (20, 1008260123), (26, 775584710), (34, 593094190), (52, 387792355), (65, 310233884), (68, 296547095), (85, 237237676), (130, 155116942), (157, 128440780), (170, 118618838), (221, 91245260), (260, 77558471), (314, 64220390), (340, 59309419), (442, 45622630), (628, 32110195), (785, 25688156), (884, 22811315), (1105, 18249052), (1570, 12844078), (2041, 9880060), (2210, 9124526), (2669, 7555340), (3140, 6422039), (4082, 4940030), (4420, 4562263), (5338, 3777670), (8164, 2470015), (10205, 1976012), (10676, 1888835), (13345, 1511068), (20410, 988006), (26690, 755534), (29059, 693940), (34697, 581180), (40820, 494003), (53380, 377767), (58118, 346970), (69394, 290590), (116236, 173485), (138788, 145295)]