55619980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:247

約数の個数: 96

約数和(自身を含む): 134120448

約数和(自身を除く): 78500468

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 71, 92, 115, 130, 131, 142, 230, 260, 262, 284, 299, 355, 460, 524, 598, 655, 710, 923, 1196, 1310, 1420, 1495, 1633, 1703, 1846, 2620, 2990, 3013, 3266, 3406, 3692, 4615, 5980, 6026, 6532, 6812, 8165, 8515, 9230, 9301, 12052, 15065, 16330, 17030, 18460, 18602, 21229, 30130, 32660, 34060, 37204, 39169, 42458, 46505, 60260, 78338, 84916, 93010, 106145, 120913, 156676, 186020, 195845, 212290, 213923, 241826, 391690, 424580, 427846, 483652, 604565, 783380, 855692, 1069615, 1209130, 2139230, 2418260, 2780999, 4278460, 5561998, 11123996, 13904995, 27809990, 55619980]

約数ペア:

[(1, 55619980), (2, 27809990), (4, 13904995), (5, 11123996), (10, 5561998), (13, 4278460), (20, 2780999), (23, 2418260), (26, 2139230), (46, 1209130), (52, 1069615), (65, 855692), (71, 783380), (92, 604565), (115, 483652), (130, 427846), (131, 424580), (142, 391690), (230, 241826), (260, 213923), (262, 212290), (284, 195845), (299, 186020), (355, 156676), (460, 120913), (524, 106145), (598, 93010), (655, 84916), (710, 78338), (923, 60260), (1196, 46505), (1310, 42458), (1420, 39169), (1495, 37204), (1633, 34060), (1703, 32660), (1846, 30130), (2620, 21229), (2990, 18602), (3013, 18460), (3266, 17030), (3406, 16330), (3692, 15065), (4615, 12052), (5980, 9301), (6026, 9230), (6532, 8515), (6812, 8165)]