83941240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:209

約数の個数: 128

約数和(自身を含む): 215784000

約数和(自身を除く): 131842760

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 73, 76, 85, 89, 95, 136, 146, 152, 170, 178, 190, 292, 323, 340, 356, 365, 380, 445, 584, 646, 680, 712, 730, 760, 890, 1241, 1292, 1387, 1460, 1513, 1615, 1691, 1780, 2482, 2584, 2774, 2920, 3026, 3230, 3382, 3560, 4964, 5548, 6052, 6205, 6460, 6497, 6764, 6935, 7565, 8455, 9928, 11096, 12104, 12410, 12920, 12994, 13528, 13870, 15130, 16910, 23579, 24820, 25988, 27740, 28747, 30260, 32485, 33820, 47158, 49640, 51976, 55480, 57494, 60520, 64970, 67640, 94316, 110449, 114988, 117895, 123443, 129940, 143735, 188632, 220898, 229976, 235790, 246886, 259880, 287470, 441796, 471580, 493772, 552245, 574940, 617215, 883592, 943160, 987544, 1104490, 1149880, 1234430, 2098531, 2208980, 2468860, 4197062, 4417960, 4937720, 8394124, 10492655, 16788248, 20985310, 41970620, 83941240]

約数ペア:

[(1, 83941240), (2, 41970620), (4, 20985310), (5, 16788248), (8, 10492655), (10, 8394124), (17, 4937720), (19, 4417960), (20, 4197062), (34, 2468860), (38, 2208980), (40, 2098531), (68, 1234430), (73, 1149880), (76, 1104490), (85, 987544), (89, 943160), (95, 883592), (136, 617215), (146, 574940), (152, 552245), (170, 493772), (178, 471580), (190, 441796), (292, 287470), (323, 259880), (340, 246886), (356, 235790), (365, 229976), (380, 220898), (445, 188632), (584, 143735), (646, 129940), (680, 123443), (712, 117895), (730, 114988), (760, 110449), (890, 94316), (1241, 67640), (1292, 64970), (1387, 60520), (1460, 57494), (1513, 55480), (1615, 51976), (1691, 49640), (1780, 47158), (2482, 33820), (2584, 32485), (2774, 30260), (2920, 28747), (3026, 27740), (3230, 25988), (3382, 24820), (3560, 23579), (4964, 16910), (5548, 15130), (6052, 13870), (6205, 13528), (6460, 12994), (6497, 12920), (6764, 12410), (6935, 12104), (7565, 11096), (8455, 9928)]