74787952

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:234

約数の個数: 80

約数和(自身を含む): 160679200

約数和(自身を除く): 85891248

約数列:

[1, 2, 4, 8, 16, 19, 37, 38, 61, 74, 76, 109, 122, 148, 152, 218, 244, 296, 304, 436, 488, 592, 703, 872, 976, 1159, 1406, 1744, 2071, 2257, 2318, 2812, 4033, 4142, 4514, 4636, 5624, 6649, 8066, 8284, 9028, 9272, 11248, 13298, 16132, 16568, 18056, 18544, 26596, 32264, 33136, 36112, 42883, 53192, 64528, 76627, 85766, 106384, 126331, 153254, 171532, 246013, 252662, 306508, 343064, 492026, 505324, 613016, 686128, 984052, 1010648, 1226032, 1968104, 2021296, 3936208, 4674247, 9348494, 18696988, 37393976, 74787952]

約数ペア:

[(1, 74787952), (2, 37393976), (4, 18696988), (8, 9348494), (16, 4674247), (19, 3936208), (37, 2021296), (38, 1968104), (61, 1226032), (74, 1010648), (76, 984052), (109, 686128), (122, 613016), (148, 505324), (152, 492026), (218, 343064), (244, 306508), (296, 252662), (304, 246013), (436, 171532), (488, 153254), (592, 126331), (703, 106384), (872, 85766), (976, 76627), (1159, 64528), (1406, 53192), (1744, 42883), (2071, 36112), (2257, 33136), (2318, 32264), (2812, 26596), (4033, 18544), (4142, 18056), (4514, 16568), (4636, 16132), (5624, 13298), (6649, 11248), (8066, 9272), (8284, 9028)]