15697838900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^2\times {\mathrm{379}}^1\times {\mathrm{431}}^1$

素因数の和:886

約数の個数: 108

約数和(自身を含む): 35373360960

約数和(自身を除く): 19675522060

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 379, 431, 620, 758, 775, 862, 961, 1516, 1550, 1724, 1895, 1922, 2155, 3100, 3790, 3844, 4310, 4805, 7580, 8620, 9475, 9610, 10775, 11749, 13361, 18950, 19220, 21550, 23498, 24025, 26722, 37900, 43100, 46996, 48050, 53444, 58745, 66805, 96100, 117490, 133610, 163349, 234980, 267220, 293725, 326698, 334025, 364219, 414191, 587450, 653396, 668050, 728438, 816745, 828382, 1174900, 1336100, 1456876, 1633490, 1656764, 1821095, 2070955, 3266980, 3642190, 4083725, 4141910, 5063819, 7284380, 8167450, 8283820, 9105475, 10127638, 10354775, 16334900, 18210950, 20255276, 20709550, 25319095, 36421900, 41419100, 50638190, 101276380, 126595475, 156978389, 253190950, 313956778, 506381900, 627913556, 784891945, 1569783890, 3139567780, 3924459725, 7848919450, 15697838900]

約数ペア:

[(1, 15697838900), (2, 7848919450), (4, 3924459725), (5, 3139567780), (10, 1569783890), (20, 784891945), (25, 627913556), (31, 506381900), (50, 313956778), (62, 253190950), (100, 156978389), (124, 126595475), (155, 101276380), (310, 50638190), (379, 41419100), (431, 36421900), (620, 25319095), (758, 20709550), (775, 20255276), (862, 18210950), (961, 16334900), (1516, 10354775), (1550, 10127638), (1724, 9105475), (1895, 8283820), (1922, 8167450), (2155, 7284380), (3100, 5063819), (3790, 4141910), (3844, 4083725), (4310, 3642190), (4805, 3266980), (7580, 2070955), (8620, 1821095), (9475, 1656764), (9610, 1633490), (10775, 1456876), (11749, 1336100), (13361, 1174900), (18950, 828382), (19220, 816745), (21550, 728438), (23498, 668050), (24025, 653396), (26722, 587450), (37900, 414191), (43100, 364219), (46996, 334025), (48050, 326698), (53444, 293725), (58745, 267220), (66805, 234980), (96100, 163349), (117490, 133610)]