90399100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{241}}^1$

素因数の和:308

約数の個数: 108

約数和(自身を含む): 223499584

約数和(自身を除く): 133100484

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 31, 44, 50, 55, 62, 100, 110, 121, 124, 155, 220, 241, 242, 275, 310, 341, 482, 484, 550, 605, 620, 682, 775, 964, 1100, 1205, 1210, 1364, 1550, 1705, 2410, 2420, 2651, 3025, 3100, 3410, 3751, 4820, 5302, 6025, 6050, 6820, 7471, 7502, 8525, 10604, 12050, 12100, 13255, 14942, 15004, 17050, 18755, 24100, 26510, 29161, 29884, 34100, 37355, 37510, 53020, 58322, 66275, 74710, 75020, 82181, 93775, 116644, 132550, 145805, 149420, 164362, 186775, 187550, 265100, 291610, 328724, 373550, 375100, 410905, 583220, 729025, 747100, 821810, 903991, 1458050, 1643620, 1807982, 2054525, 2916100, 3615964, 4109050, 4519955, 8218100, 9039910, 18079820, 22599775, 45199550, 90399100]

約数ペア:

[(1, 90399100), (2, 45199550), (4, 22599775), (5, 18079820), (10, 9039910), (11, 8218100), (20, 4519955), (22, 4109050), (25, 3615964), (31, 2916100), (44, 2054525), (50, 1807982), (55, 1643620), (62, 1458050), (100, 903991), (110, 821810), (121, 747100), (124, 729025), (155, 583220), (220, 410905), (241, 375100), (242, 373550), (275, 328724), (310, 291610), (341, 265100), (482, 187550), (484, 186775), (550, 164362), (605, 149420), (620, 145805), (682, 132550), (775, 116644), (964, 93775), (1100, 82181), (1205, 75020), (1210, 74710), (1364, 66275), (1550, 58322), (1705, 53020), (2410, 37510), (2420, 37355), (2651, 34100), (3025, 29884), (3100, 29161), (3410, 26510), (3751, 24100), (4820, 18755), (5302, 17050), (6025, 15004), (6050, 14942), (6820, 13255), (7471, 12100), (7502, 12050), (8525, 10604)]